Serial No. 30
Kingdom : Fungi
Division : Ascomycota
Subdivision : Pezizomycotina
Class : Sordariomycetes
Subclass : Hypocreomycetidae
  Order : Hypocreales
  Family : Hypocreaceae
  Genus : Trichoderma
  Species : harzianum
  Binomial Name : Trichoderma harzianum
  Author : Rifai, 1969
Synonyms :
Sporotrichum narcissi
T. lignorum var. narcissi
T. narcissi
Trichoderma numbergie (Svilvinyi, 1932)
Telomorph :
Hypocrea lixii Patouillard 1891, Hypocrea lentiformis Rehm Hedwigia
Colony colour | : | White in initial stage and further become dark green in nature |
Colony characteristics | : | Grew slowly comparing to other Trichoderma species reaching up to 6 cm after 4 days incubation. |
Colony radius | : | 51 - 57mm |
Colony on PDA | : | Not conspicuous; diffusing pigment on agar in some strains and in various colors |
Hyphae | : | Cottony white |
Mycelia | : | First smooth, watery white in colour, sparse, until floccose aerial mycelium will produced |
Pigments | : | Often with yellow pigment diffusing in medium |
Odour | : | No distinct odor detected |
Conidiophore | : | Pyramidal; short vertical intervals, short base of secondary branch |
Phialides | : | Ampulliform to flask-shaped, 4.8-8.5 χ 2.5-3.5 μm |
Conidia | : | Globose, subglobose, no scar, 2.7-3.5 χ 2.5-3, L/W 1-1.5 |
Chlamydospores | : | Produced in old cultures (> 2 weaks), globose to subglobose, terminal or intercalary |
Stromata | : | 1.0-1.5 mm diameter, surface smooth, solitary or aggregated, pulvinate, nearly circular in outline |
Ascospores | : | Distal part 4.3-4.4 χ 3.9 χ 4.0 μm, green in colour, dimorphic, green, warted, distal part globose to subglobose |
Main cell wall composition | : | Glucans, glycoprotien, chitin |
Type of reproduction | : | Asexual (Herman et al. 2004). |
Growth rate | : | 41-72 mm after 72 hrs; growth at 250C after 72 hrs 33-72+ mm; good growth at 350C |
Economic importance | : | Biological control against plant pathogens |
Optimum temp. for growth rate | : | 300C optimum |
Optimum pH | : | 7.00-8.00 (HasanZadeh et al. 2012). |
Metabolite production | : | Peptaibols, anthraquinones, harzianolide, harzianopyridone |
Enzymatic production | : | Chitinases, β-1,3-glucanase, β-1,6-glucanase |
Morphology | Conodiophore | Spore |
District : Bishnupur
Topography : Valley
Latitude : 24038'57.3''N
Longitude : 93046'03.0''E
Altitude (M) : 792